(1) If a security certificate contains the signatures necessary to its issue or transfer but is incomplete in any other respect:\n(a) Any person may complete it by filling in the blanks as authorized; and\n(b) Even if the blanks are incorrectly filled in, the security certificate as completed is enforceable by a purchaser who took it for value and without notice of the incorrectness.\n(2) A complete security certificate that has been improperly altered, even if fraudulently, remains enforceable, but only according to its original terms. [1961 c.726 §78.2060; 1985 c.676 §78.2060; 1995 c.328 §22]
Oregon Legal Code